Storage Device and Storage System Performing Offloaded Tasks from Host

3. The storage device of claim 1, wherein the processing includes compression, data deduplication, checksum, or encryption.

5. The storage device of claim 4, wherein, when the parity is generated by the parity generator, the nonvolatile memory stores the parity.

15. The storage system of claim 8, wherein the second signal is a signal generated based on the first signal.

17. The storage system of claim 16, wherein the first storage device further includes a second memory configured to store the first data chunk.

19. The storage system of claim 16, wherein a size of the first data chunk is inversely proportional to a ratio of the size of the first processed data to the size of the first data chunk.